JavaScript Onload Techniques
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| <script type="text/javascript"> | |
| /** | |
| * Several different ways to calls an onload event | |
| * first up, here's a function we will call using all the methods | |
| */ | |
| function artlungOnload() { | |
| alert('The body of the document has loaded'); | |
| } | |
| </script> | |
| <!-- onload event handler attribute on the [body] tag --> | |
| <body onload="artlungOnload()"> | |
| </body> | |
| <!-- set the onload attribute equal to a function using a [script] tag --> | |
| <script type="text/javascript"> | |
| window.onload = artlungOnload | |
| </script> | |
| <!-- set the onload attribute equal to an anonymous function that calls your load function --> | |
| <script type="text/javascript"> | |
| window.onload = function() { | |
| // your function calls here | |
| artlungOnload(); | |
| } | |
| </script> | |
| <!-- in dojo, you use the addOnLoad() event to add function calls --> | |
| <script type="text/javascript"> | |
| // Dojo | |
| dojo.addOnLoad(function() { | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <!-- in ExtJS, you call the onReady() method and place function calls inside that --> | |
| <script type="text/javascript"> | |
| // ExtJS | |
| Ext.onReady(function() { | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <!-- in Glow and JQuery, call the ready() method --> | |
| <script type="text/javascript"> | |
| // Glow | |
| glow.ready(function() { | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <script type="text/javascript"> | |
| // jQuery | |
| jQuery(document).ready(function(){ | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| // idiomatic jQuery allows you to use the alias $ for jQuery, so this is also acceptable | |
| $(document).ready(function(){ | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <!-- MooTools allows you to add function calls to the "domready" event --> | |
| <script type="text/javascript"> | |
| // Mootools | |
| window.addEvent('domready', function() { | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <!-- Prototype observe()'s the load event --> | |
| <script type="text/javascript"> | |
| // Prototype | |
| Event.observe(window, 'load', function(){ | |
| // your function calls here | |
| artlungOnload(); | |
| }); | |
| </script> | |
| <!-- See other examples at http://lab.artlung.com/rosetta/ --> | |
| <!-- Send other suggested ways to add function calls onload to joe@artlung.com --> | |
| <!-- follow me on twitter at http://twitter.com/artlung --> |
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